MyQuestionIcon

2

You visited us 2 times! Enjoying our articles? Unlock Full Access!

Apparent Frequency:Listener Moving

The engine of...

Question

The engine of a train sounds a whistle at frequency $(f)$ . The frequency heard by a passenger is

A

\frac{1}{f}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

> f

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

< f

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

f

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D $f$
Doppler's effect is not observed when there is no relative motion between the source and the observer. Hence, he will hear the same frequency.

Suggest Corrections

thumbs-up

0

Similar questions

Q. The engine of a train sounds a whistle at frequency

(f)

. The frequency heard by a passenger is

Q. The engine of a train sounds a whistle at frequency v. The frequency heard by a passenger is
(a)

> v

< v

= \frac{1}{v}

= v

Q. A train, blowing a whistle of frequency

f

, is standing in the railway yard. A person is running towards the engine. The frequency of the sound of the whistle as heard by the personn will be

Q. An engine running at speed v/10 sounds a whistle of frequency 600 Hz. A passenger in a train coming from the opposite side at speed v/15 experiences this whistle to be of frequency f. If v is speed of sound in air and there is no wind, f is nearest to

Q. An engine running at speed v/10 sounds a whistle of frequency 600 Hz. A passenger in a train coming from the opposite side at speed v/15 experiences this whistle to be of frequency f. If v is speed of sound in air and there is no wind, f is nearest to

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Apparent Frequency:Listener Moving

Standard XI Physics

Join BYJU'S Learning Program

CrossIcon